Electronics Forum: 30-40 (Page 1 of 6)

Used automatic stencil print recommendations

Electronics Forum | Fri Apr 11 03:30:40 EDT 2008 | joseph_gonzales16

yes MPM AP AXCEL is good im handling this machine for 5 yrs.

Re: reflow profile

Electronics Forum | Mon Dec 04 20:30:40 EST 2000 | Michael Parker

Flavor???? I have always been partial to Wintergreen, but be sure to get it with the Tarter Control for cleaner apertures and baking soda for a brighter finish

I almost forgot

Electronics Forum | Mon Sep 14 12:30:40 EDT 1998 | Ben Salisbury

Another inexpensive, but good nozzle resource is WP Sales (817) 459-0181 I believe they can also do Custom nozzle jobs. -Ben Wayne....Should Hover Davis be mentioned here too?

Leadfree dip soldering

Electronics Forum | Mon May 09 01:30:40 EDT 2005 | Hannu

Hi Pat, And thanks for the sympathy :) This thing with ultrasonic transducer, is it something tried and trusted or is this a new idea for improving the wetting behaviour of leadfree alloys? This is completely new to me, can you please elaborate on

Scrap criteria

Electronics Forum | Tue Sep 20 15:47:13 EDT 2005 | fastek

Wow! How would it be possible to spend $700-$800 in labor to repair a single board? What are labor burdens these days? $30-$40 per hour at most?

ENIG used with stainless-steel membrane switch

Electronics Forum | Thu Jul 24 14:53:17 EDT 2008 | boardhouse

I would agree with Doug, Enig with this type of switch is doubtful that it will hold up. You may have to think about Electroplated Deep Gold (hard Gold) 30-40 micro inches. Regards, Mike

Measure Adhesive Properties of Solder Paste

Electronics Forum | Sat Dec 27 12:30:40 EST 2008 | dmeister

Hi, Does anyone know how to determine the adhesive force of solder paste - specifically the ability of the paste to hold a component in place as it moves down the conveyors on an SMT line. Thanks, DM

Solder Ball on PCB pad after printing (DEK)

Electronics Forum | Wed May 05 06:30:40 EDT 2021 | jineshjpr

Do Proper underneath stencil cleaning. if the cleaning not effective, check Vaccuum section of the printer machine. Else change the Wipe roll. Trying out with other cleaning solvent (dedicated to stencil cleaner) also improve this issues.

Need operation manual for Samsung CP20 /30 /40 CV pick place

Electronics Forum | Mon Dec 07 13:24:12 EST 2015 | futureretro

Recently purchased a used Samsung CP20CV, and am trying to locate the operation manual. Please contact me if you happen to have one for the CP20, CP30, or CP40, any of which should get me going. Talked to Samsung US support and they sent me some li

Wave Soldering Of Carbon Ink Buttons

Electronics Forum | Mon Dec 17 17:30:40 EST 2001 | davef

One of our board fabricators says that carbon inks should be selected based on the process to be used by the assembler. So, their take on this question has some inks that work fine with nc fluxes, others that do not. They suggest: * Determining t

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